why water is not used to exstinguish the classes
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Water and Foam. Water and Foam fire extinguishers extinguish the fire by taking away the heat element of the fire triangle. Foam agents also separate the oxygen element from the other elements. Water extinguishers are for Class A fires only - they shouldnot be used on Class B or C fires.
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water and foam are the fire extinguisher extingulsh the fire by taking the heat element fof the fire triangle. water extinguisher are for classes A only they should not be used for classes B and C
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